Examples with Item net.minecraft.server.v1_13_R2.Item used on opensource projects

Example 41 with Item

use of net.minecraft.server.v1_13_R2.Item in project powerbot by powerbot.

the class DrawItems method repaint.

public void repaint(final Graphics render) {
    if (!ctx.game.loggedIn()) {
        return;
    }
    render.setFont(new Font("Arial", 0, 10));
    render.setColor(Color.green);
    for (final Item item : ctx.inventory.select()) {
        final Point p = item.centerPoint();
        p.translate(-21, -18);
        render.drawString(item.id() + "", p.x, p.y + 36);
    }
}

Example 42 with Item

use of net.minecraft.server.v1_13_R2.Item in project Citizens2 by CitizensDev.

the class ItemFrameController method createEntity.

@Override
protected Entity createEntity(Location at, NPC npc) {
    Entity e = super.createEntity(at, npc);
    EntityItemFrame item = (EntityItemFrame) ((CraftEntity) e).getHandle();
    item.setDirection(EnumDirection.EAST);
    item.blockPosition = new BlockPosition(at.getX(), at.getY(), at.getZ());
    return e;
}

Example 43 with Item

use of net.minecraft.server.v1_13_R2.Item in project CokesAddon by Cokes86.

the class v1_13_R2 method injectPlayer.

public void injectPlayer(Player player) {
    CraftPlayer player1 = (CraftPlayer) player;
    if (!player.isValid())
        return;
    if (channelHandlers.containsKey(player.getUniqueId())) {
        final Pair<CraftPlayer, ChannelOutboundHandlerAdapter> pair = channelHandlers.get(player.getUniqueId());
        if (!pair.getLeft().isValid()) {
            try {
                pair.getLeft().getHandle().playerConnection.networkManager.channel.pipeline().remove(pair.getRight());
            } catch (NoSuchElementException ignored) {
            }
        } else
            return;
    }
    final ChannelOutboundHandlerAdapter handler = new ChannelOutboundHandlerAdapter() {

        @Override
        public void write(ChannelHandlerContext ctx, Object packet, ChannelPromise promise) throws Exception {
            if (packet instanceof PacketPlayOutEntityEquipment) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    ReflectionUtil.FieldUtil.setValue(packet, "c", ItemStack.a);
                }
            } else if (packet instanceof PacketPlayOutEntityMetadata) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    List<Item<?>> items = ReflectionUtil.FieldUtil.getValue(packet, "b");
                    if (items.size() != 0) {
                        Item<?> item = items.get(0);
                        if (BYTE_DATA_WATCHER_OBJECT.equals(item.a())) {
                            Item<Byte> byteItem = (Item<Byte>) item;
                            byteItem.a((byte) (byteItem.b() | 1 << 5));
                            ((CraftPlayer) getPlayer()).getHandle().setInvisible(true);
                        }
                    }
                }
            }
            super.write(ctx, packet, promise);
        }
    };
    channelHandlers.put(player.getUniqueId(), Pair.of(player1, handler));
    player1.getHandle().playerConnection.networkManager.channel.pipeline().addBefore("packet_handler", hashCode() + ":" + player.getName(), handler);
}

Example 44 with Item

use of net.minecraft.server.v1_13_R2.Item in project CokesAddon by Cokes86.

the class v1_13_R2 method injectPlayer.

public void injectPlayer(Player player) {
    CraftPlayer player1 = (CraftPlayer) player;
    if (!player.isValid())
        return;
    if (channelHandlers.containsKey(player.getUniqueId())) {
        final Pair<CraftPlayer, ChannelOutboundHandlerAdapter> pair = channelHandlers.get(player.getUniqueId());
        if (!pair.getLeft().isValid()) {
            try {
                pair.getLeft().getHandle().playerConnection.networkManager.channel.pipeline().remove(pair.getRight());
            } catch (NoSuchElementException ignored) {
            }
        } else
            return;
    }
    final ChannelOutboundHandlerAdapter handler = new ChannelOutboundHandlerAdapter() {

        @Override
        public void write(ChannelHandlerContext ctx, Object packet, ChannelPromise promise) throws Exception {
            if (packet instanceof PacketPlayOutEntityEquipment) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    ReflectionUtil.FieldUtil.setValue(packet, "c", ItemStack.a);
                }
            } else if (packet instanceof PacketPlayOutEntityMetadata) {
                if ((int) ReflectionUtil.FieldUtil.getValue(packet, "a") == getPlayer().getEntityId()) {
                    List<Item<?>> items = ReflectionUtil.FieldUtil.getValue(packet, "b");
                    if (items.size() != 0) {
                        Item<?> item = items.get(0);
                        if (BYTE_DATA_WATCHER_OBJECT.equals(item.a())) {
                            Item<Byte> byteItem = (Item<Byte>) item;
                            byteItem.a((byte) (byteItem.b() | 1 << 5));
                            ((CraftPlayer) getPlayer()).getHandle().setInvisible(true);
                        }
                    }
                }
            }
            super.write(ctx, packet, promise);
        }
    };
    channelHandlers.put(player.getUniqueId(), Pair.of(player1, handler));
    player1.getHandle().playerConnection.networkManager.channel.pipeline().addBefore("packet_handler", hashCode() + ":" + player.getName(), handler);
}

Example 45 with Item

use of net.minecraft.server.v1_13_R2.Item in project WLib by WizardlyBump17.

the class PacketListener method entityMetadata.

@SuppressWarnings("unchecked")
@SneakyThrows
private void entityMetadata(World world, PacketContainer packet, PacketPlayOutEntityMetadata handle) {
    final Entity entity = packet.getEntityModifier(world).read(0);
    if (!(entity instanceof org.bukkit.entity.Item))
        return;
    final ItemStack itemStack = ((org.bukkit.entity.Item) entity).getItemStack().clone();
    if (isInvalid(itemStack))
        return;
    final Field field = handle.getClass().getDeclaredField("b");
    field.setAccessible(true);
    List<DataWatcher.Item<?>> items = new ArrayList<>((List<DataWatcher.Item<?>>) field.get(handle));
    final DataWatcher.Item<?> item;
    int index;
    if (items.size() == 8)
        // new item
        item = items.get(index = 6).d();
    else
        // item merge
        item = items.get(index = 0).d();
    final Field itemField = item.getClass().getDeclaredField("b");
    itemField.setAccessible(true);
    itemField.set(item, CraftItemStack.asNMSCopy(fixItem(itemStack)));
    items.set(index, item);
    field.set(handle, items);
}